xref: /Kernel-v10.6.2/portable/GCC/PPC405_Xilinx/FPU_Macros.h (revision ef7b253b56c9788077f5ecd6c9deb4021923d646) 
1 /*
2  * FreeRTOS Kernel V10.6.2
3  * Copyright (C) 2021 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
4  *
5  * SPDX-License-Identifier: MIT
6  *
7  * Permission is hereby granted, free of charge, to any person obtaining a copy of
8  * this software and associated documentation files (the "Software"), to deal in
9  * the Software without restriction, including without limitation the rights to
10  * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
11  * the Software, and to permit persons to whom the Software is furnished to do so,
12  * subject to the following conditions:
13  *
14  * The above copyright notice and this permission notice shall be included in all
15  * copies or substantial portions of the Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
19  * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
20  * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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22  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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24  * https://www.FreeRTOS.org
25  * https://github.com/FreeRTOS
26  *
27  */
28 
29 /* When switching out a task, if the task tag contains a buffer address then
30 save the flop context into the buffer. */
31 #define traceTASK_SWITCHED_OUT()                                            \
32     if( pxCurrentTCB->pxTaskTag != NULL )                                   \
33     {                                                                       \
34         extern void vPortSaveFPURegisters( void * );                        \
35         vPortSaveFPURegisters( ( void * ) ( pxCurrentTCB->pxTaskTag ) );    \
36     }
37 
38 /* When switching in a task, if the task tag contains a buffer address then
39 load the flop context from the buffer. */
40 #define traceTASK_SWITCHED_IN()                                             \
41     if( pxCurrentTCB->pxTaskTag != NULL )                                   \
42     {                                                                       \
43         extern void vPortRestoreFPURegisters( void * );                     \
44         vPortRestoreFPURegisters( ( void * ) ( pxCurrentTCB->pxTaskTag ) ); \
45     }
46